<template>
  <div>
<!--    面包屑导航-->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="7">
          <!-- 搜索与添加区域 -->
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList()">
            <el-button slot="append" icon="el-icon-search" @click="getUserList()"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" border stripe>
        <el-table-column label="#" type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChanged(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!--            修改-->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!--            删除-->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserById(scope.row.id)"
            ></el-button>
            <!---->
            <el-tooltip
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setRole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[2, 5, 10, 15]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 添加用户弹出框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%" @close="addDialogClosed">
      <el-form ref="addFormRef" :model="addForm" :rules="addFormRules" label-width="80px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password" type="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
    <el-button @click="addDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!--添加修改用户弹出框-->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="50%" @close="editDialogClosed">
      <el-form ref="editFormRef" :model="editForm" :rules="editFormRules" label-width="80px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
    <el-button @click="editDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>

    </el-dialog>

    <!-- 分配角色弹出框 -->
    <el-dialog
      ref="setRightRef"
      title="分配角色"
      :visible.sync="setRoleDialogVisible"
      width="50%"
      @close="setDialogClosed"
    >
      <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>分配新角色：
          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id">
            </el-option>
          </el-select>
        </p>
      </div>

      <span slot="footer" class="dialog-footer">
    <el-button @click="setRoleDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>

  </div>
</template>

<script>
export default {
  data() {
    //自定义校验邮箱号
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
      if (regEmail.test(value)) return cb()
      cb(new Error('请输入正确邮箱号！'))
    }
    //自定义校验手机号
    var checkMobile = (rule, value, cb) => {
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
      if (regMobile.test(value))
        //合法的邮箱
      {
        return cb()
      }
      cb(new Error('请输入正确手机号！'))
    }

    return {
      //获取用户列表的参数对象
      queryInfo: {
        // 搜索框内容
        query: '',
        // 当前页码
        pagenum: 1,
        // 当前每页条数
        pagesize: 5
      },
      userlist: [],
      total: 0,
      // 控制添加用户弹出框的显示与隐藏
      addDialogVisible: false,
      //控制修改用户弹出框的显示与隐藏
      editDialogVisible: false,
      // 表单数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      editForm: {},
      addFormRules: {
        username: [
          {
            required: true,
            message: '请输入用户名',
            trigger: 'blur'
          },
          {
            min: 3,
            max: 10,
            message: '用户名的长度在3~10个字符之间',
            trigger: 'blur'
          }
        ],
        password: [
          {
            required: true,
            message: '请输入密码',
            trigger: 'blur'
          },
          {
            min: 6,
            max: 15,
            message: '用户名的长度在6~15个字符之间',
            trigger: 'blur'
          }
        ],
        email: [
          {
            required: true,
            message: '请输入邮箱',
            trigger: 'blur'
          },
          {
            validator: checkEmail,
            trigger: 'blur'
          }
        ],
        mobile: [
          {
            required: true,
            message: '请输入手机号',
            trigger: 'blur'
          },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      },
      editFormRules: {
        email: [
          {
            required: true,
            message: '请输入邮箱',
            trigger: 'blur'
          },
          {
            validator: checkEmail,
            trigger: 'blur'
          }
        ],
        mobile: [
          {
            required: true,
            message: '请输入手机号',
            trigger: 'blur'
          },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      },
      //控制分配角色弹出框的显示与隐藏
      setRoleDialogVisible: false,
      //弹出框的数据集
      userInfo: {},
      //所有数据的列表
      rolesList:[],
      selectedRoleId: ''

    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const {data: res} = await this.$http.get('users', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取用户列表失败')
      }
      this.userlist = res.data.users
      this.total = res.data.total
      console.log(res)
    },
    // 监听 pagesize 改变的事件
    handleSizeChange(newSize) {
      //console.log(newSize);
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    // 监听页码值
    handleCurrentChange(newPage) {
      // console.log(newPage);
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    // 监听switch
    async userStateChanged(userinfo) {
      // console.log(userinfo)
      const {data: res} = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('更新用户状态失败!')
      }
      this.$message.success('更新用户状态成功！')
    },
    //监听添加用户表单的关闭事件（重置按鈕）
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    //监听修改用户表单的关闭事件（重置按鈕）
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    //监听分配角色的关闭事件（重置按鈕）
    setDialogClosed() {
      this.selectedRoleId =''
      this.userInfo = {}
    },
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        // console.log(valid)
        if (!valid) return
        const {data: res} = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) return this.$message.error('新增用户失败')
        this.$message.success('新增用户成功')
        this.addDialogVisible = false
        await this.getUserList()
      })

    },
    async showEditDialog(id) {
    const {data:res} = await this.$http.get(`users/${id}`,{
       params: id
     })
      if(res.meta.status !==200) return this.$message.error('获取用户列表失败')
      this.editForm = res.data
      this.editDialogVisible = true
      //console.log(id)

    },
    editUserInfo() {
      this.$refs.editFormRef.validate(async vaild =>{
        //console.log(vaild)
        if(!vaild) return
       const {data:res} = await this.$http.put(`users/${this.editForm.id}`,
        {
          email: this.editForm.email,
            mobile: this.editForm.mobile
        })
        if (res.meta.status !== 200) return this.$message.error('修改用户信息失败')
        this.$message.success('修改用户信息成功');
        await this.getUserList()
        this.editDialogVisible = false
      })
    },
    async removeUserById(id){
        await this.$confirm('删除该数据, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(async () => {
        const {data : res} =await this.$http.delete(`users/${id}`);
        if(res.meta.status !== 200) return this.$message.error('用户信息删除失败')
          this.$message.success('删除用户成功');
           await this.getUserList();
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        });
      });
    },
   async setRole(userInfo){
      this.userInfo = userInfo
      //在展示对话框之前，获取所有角色的列表
    const {data : res} = await this.$http.get(`roles`)
     if (res.meta.status !== 200) return this.$message.error('获取角色列表失败')
      this.rolesList = res.data
      this.setRoleDialogVisible = true
    },
   async saveRoleInfo(){
      if (!this.selectedRoleId){
        return this.$message.error("请选择要分配的角色")
      }
     const {data : res} =await this.$http.put(`users/${this.userInfo.id}/role`,{
        rid: this.selectedRoleId
      })
     if (res.meta.status !== 200) return this.$message.error('更新角色失败')
     this.$message.success('更新角色成功');
     await this.getUserList()
     this.setRoleDialogVisible = false
    }
  }
}
</script>

<style lang="less" scoped>
</style>
